baber/WOPTO huggingface dataset:
Patent KR-20010074579-A (KR)
Title: A Drying Apparatus For Reusing Sludge
Inventor: KO SEOUG SOO
IPC: C02F11/12
Filed: 2001-05-09
Abstract: PURPOSE: A sludge recycling and drying apparatus is provided to improve quality of recycled materials and reduce environmental pollution by removing moisture in sludge and removing bad smell during the drying process. CONSTITUTION: A hot air generator(10) generates hot air of determined temperature. Sludge(80) inserted through a sludge inlet(32) is stirred by several rotors(60) and heated by the hot air discharged out of several hot air discharge holes(52). Bad smell and dusts generated during heating drying is sucked by a suction fan(24) and burned in a supplementary combustion chamber(20) together with the hot air. The several rotors(60) are rotated by a static motor(70).
Patent KR-20020085909-A (KR)
Title: Optical grating coder for use in optical code division multiple access, fabricating method and apparatus therefor
Inventor: CHOI SANG SAM
IPC: G02B6/34
Filed: 2001-05-10
Abstract: PURPOSE: An optical fiber grating coder used for OCDMA(Optical Code Division Multiple Access) and a method and an apparatus for fabricating the same are provided to pass selectively incident laser beams and form a codeword having a reflective peak of a desired wavelength by installing an amplitude mask including the desired codeword at a front end of a phase mask. CONSTITUTION: A chirped optical fiber grating coder fabrication apparatus(300) is formed with a light source(301), a concave lens(302), a convex lens(304), an amplitude mask(306), a phase mask(308), a single mode optical fiber(310) for communication. The single mode optical fiber(310) is processed by a hydrogen processing method like an existing method. An optical amplifier(312) and an optical wavelength analyzer(314) are used for measuring optical permeability of a chirped optical fiber grating coder(316). The chirped optical fiber grating coder(316) is formed in the inside of the single mode optical fiber(310). The chirped optical fiber grating coder(316) is fabricated by using the amplitude mask(306) designed for the chirped phase mask(308) and an arbitrary coder.
Patent KR-20010106250-A (KR)
Title: 전자 부품 장착용 공동을 구비한 인쇄 배선 보드 및 그제조 방법
IPC: H05K3/42
Filed: 2001-05-15
Abstract: 전자 부품 장착용 공동(20)을 구비한 인쇄 배선 보드(1) 및 그 제조 방법은, 양측 상에 편평한 면을 갖는 상부 배선 보드(1A); 상기 상부 배선 보드 반대측 면에 고정되고, 내부에 전자부품(30)을 수용하기 위하여, 내부에 공동(20)을 구비하여 형성된 하부 플레이트 본체(1B); 특히 그 반대측 면 상의 상기 공동의 영역 내에, 도금된 관통홀(7) 또는 편평한 관통홀(7')을 형성함으로써, 상부에 전자 부품을 장착하기 위하여, 상기 상부 배선 보드의 표면 상에 장착된 도체층(3); 및 상부에 전자부품을 장착하기 위하여, 상기 상부 배선 플레이트의 반대측 면 상에 형성되고, 상기 하부 플레이트 본체에 의해 상기 공동이 형성되는 영역에 대면하고, 상기 상부 배선 플레이트의 표면 상에 형성된 상기 도체층과 각각 전기적으로 연결된 도체층; 및 SAW 필터, 센서부 등과 같은 적어도 하나의 전자 제품, 예를 들면, 하이브리드 IC, 칩형 부품, 기능성 부품이 상기 공동(20)의 공간 내에 수용 또는 저장될 수 있는, 상기 인쇄 배선 보드의 측단 면 또는 하부 단부면 상에 형성되는 외부 전극(5)을 포함함으로써, 모보드(40) 등의 상부에 고밀도 및 고신뢰성으로 상기 전자부품을 장착시킬 수 있게 된다.
Patent KR-20020077781-A (KR)
Title: Optometer
Inventor: KWON HYEOK JE
IPC: A61B3/028
Filed: 2001-05-17
Abstract: PURPOSE: An optometer is provided to obtain a high reliability for testing result by reducing the consumption of light and increasing signal to noise ratio, while simplifying configuration and reducing manufacturing cost. CONSTITUTION: An optometer comprises a light emitting unit(10) including a light source(S) for emitting both a collimating light and a measurement light having different intensity; an object lens(OL) for focusing the light emitted from the light emitting unit and permitting incidence of the focused light to the eyeball of an examinee; a light detection unit arranged in the advancing path of the light emitted from the light emitting unit, and which includes a mirror member(M) for passing the light incident to the eyeball of the examinee and changing path of the light reflected from the eyeball, and light sensors(D1,D2) for detecting the signal of the light having the changed path; and a central processing unit(50) for performing an arithmetic operation to the electrical signal output from the light detection unit and providing information regarding the eyeball of the examinee.
Patent KR-20010111626-A (KR)
Title: 코팅 조성물
IPC: C09D175/04
Filed: 2001-06-08
Abstract: 투습성을 가지며, 실질적으로 비다공성인 친수성 폴리우레탄 수지 코팅층 또는 필름 형성용 코팅 조성물로서, 디페닐메탄 디이소시아네이트를 하기 폴리옥시알킬렌 폴리올과 반응시키므로써 얻을 수 있는 이소시아네이트기 함유 예비중합체를 필수성분으로서 포함하는 코팅 조성물: 
     3개 이상의 수산기 및 10중량% 이상의 옥시에틸렌기 함량을 갖는 폴리옥시에틸렌 폴리올을 60중량% 이상을 포함하고, 2.7 < n < 3.6(식중, n은 수산기들의 평균수이다)을 만족시키며, 평균 옥시에틸렌기 함량 60~90중량%를 갖는 폴리옥시알킬렌 폴리올.
Patent KR-20020096648-A (KR)
Title: Structure for exchanging heat in gas furnace
Inventor: KIM GYEONG SU
IPC: F24H3/00
Filed: 2001-06-21
Abstract: PURPOSE: Structure for exchanging heat of a gas boiler is provided to improve the heat efficiency of the gas boiler by uniformly mixing and distributing the combustion gas generated from a first and a second heat exchangers and to reduce the unit cost of production by simplifying the heat exchange structure. CONSTITUTION: A first shield(30) is installed in a first collecting section(21), and a second shield(40) is installed in a second collecting section(22). The shields include bent extensions(30a,40a) on the upper end portions, respectively. The first and second shields divide the inner spaces of the first and second collecting sections into two spaces communicated with each other and prevent the direct flow of the combustion gas discharged from a first heat exchanger(4) to a second heat exchanger and a guide fan. The first shield is smaller than the second shield. Thus, the combustion gas is dispersed effectively and uniformly.
Patent KR-20030000813-A (KR)
Title: Method for post treating a metal line of semiconductor
Inventor: LEE JAE SEOK
IPC: H01L21/768
Filed: 2001-06-27
Abstract: PURPOSE: A method for post-treating a metal interconnection of a semiconductor device is provided to control diffusion of fluorine while guaranteeing an insulation property, and to reduce the stress between the metal interconnection and a lower barrier layer by using an aluminum oxide layer as the lower barrier layer for protecting the metal interconnection. CONSTITUTION: A deposition process is performed to form aluminum of a predetermined thickness on the entire surface of a substrate(102) having the metal interconnection(104). A plasma process is carried out under a predetermined process condition to transform the aluminum into a lower barrier layer formed of an aluminum oxide layer. A deposition process is performed to form a delayed compensation layer(108) on the entire surface of the lower barrier layer.
Patent KR-20030002910-A (KR)
Title: A process of preparing the extraction type polyester composite fiber
Inventor: KIM JAE YEONG
IPC: D01F6/62
Filed: 2001-07-02
Abstract: PURPOSE: Provided is a manufacturing method of polyester contractive multi-filament which is characterized by having an ingredient dissolved in alkali well and excellent physical properties of grey yarn, and lengthening a swapping period of a spinning filter. CONSTITUTION: The polyester contractive multi-filament is comprised of a polyester ingredient dissolved in alkali and a polyester ingredient undissolved in alkali. The polyester ingredient dissolved in alkali is obtained by adding 2.5-5.0mol% of dimethyl isosulfonate sodium salt(DMIS) and 10-16pts.wt. of polyalkylene glycol(PAG) to terephthalic acid or ester derivative thereof.
Patent KR-20030003856-A (KR)
Inventor: LEE GWANG JIN
IPC: G11C11/413
Filed: 2001-07-04
Abstract: PURPOSE: A semiconductor memory device is provided to efficiently remove skew between an echo clock from an echo clock generator and data from a memory cell during a test mode of operation. CONSTITUTION: A cell data output part(10) senses and amplifies cell data in a memory cell array and the amplified data to an input/output pad in synchronization with a data enable clock signal(KDATA). An echo clock generator(12) receives a power supply voltage(VDD) and a ground voltage(GND) and generates an echo clock synchronized with the data enable clock signal(KDATA). An output data clock driver(14) generates the data enable clock signal(KDATA) synchronized with rising and falling edges of an external system clock. A variable delay(16) has a plurality of delay paths for delaying the data enable clock signal(KDATA), and selects one of the delay paths in response to a select signal to provide a signal from a selected delay path to the cell data output part(10) and the echo clock generator(12). A fuse array outputs the select signal to variable delay(16). A test controller(40) outputs a delay path test code(DTC) for selecting a delay path corresponding to a test code(TC), and outputs a mode select signal(MSEL). A fuse array and multiplexor(42) have at least two fuses for selecting one of delay paths of the variable delay(16), and selectively provide the test code(TC) and the programmed select signal to the variable delay(16), based on the test mode signal.
Patent KR-20010082428-A (KR)
Inventor: JUN BYEONG HUI
IPC: H01M10/0567
Filed: 2001-07-05
Abstract: PURPOSE: An electrolytic solution for the lithium secondary battery is provided, to improve the internal resistance of a battery in high speed discharging at low temperature and to reduce the expansion of thickness at high temperature. CONSTITUTION: The electrolytic solution is used in the lithium secondary battery comprising an anode made of LiCoO2, LiMnO2, LiMN2O4, LiNiO2 or complex compound (LiM1xM2yO2) and a cathode made of crystalline or amorphous carbon or metal lithium, wherein M1 and M2 are a metal element and x and y are a rational number of 0-2. The electrolytic solution comprises ethylene carbonate; γ-butyrolactone; a lithium salt selected from LiPF6, LiBF4, LiClO4, LiN(SO2CF3)2, LiN(SO2CF2CF3)2 and their mixtures; and additives selected from phosphates of the formula 1, sulfones, sulfites, sulfates, sultones and their mixtures. Also the electrolytic solution comprises ethylene carbonate; esters of the formula 2, wherein R8-R13 are a saturated or unsaturated hydrocarbon group of C1-C12, and R14 is a saturated or unsaturated hydrocarbon group of C1-C6; lithium salt selected from LiPF6, LiBF4, LiClO4, LiN(SO2CF3)2, LiN(SO2CF2CF3)2 and their mixtures; and additives selected from phosphates, sulfones, sulfites, sulfates, sultones and their mixtures.
Patent KR-20030006227-A (KR)
Title: Equipment for processing semiconductor having align apparatus
Inventor: KIM DONG O
IPC: H01L21/02
Filed: 2001-07-12
Abstract: PURPOSE: A semiconductor fabrication apparatus having an alignment device is provided to perform rapidly a fabrication process regardless of a process time of an alignment chamber by installing the alignment device at a loader. CONSTITUTION: A plurality of wafers are loaded in the inside of a cassette. The cassette having the plural wafers is loaded on a loader(20). A load lock chamber is used for drawing the wafers from the cassette, loading the wafers, and standing by the next process. A process chamber(50) is used for processing the wafers. A buffer chamber(40) is located between the load lock chamber and the process chamber(50). The loader(20) has an alignment device(60) to align the wafers. In addition, the loader(20) has an opening portion. The alignment device has a roller contacted with a circumference of the wafer and a driving portion for driving the roller.
Patent KR-20020013392-A (KR)
Inventor: MAEDA HIROSHI
IPC: H01L27/108
Filed: 2001-07-26
Abstract: PURPOSE: To provide a semiconductor device which can prevent generation of failure and reduce manufacturing cost, and a method for manufacturing the semiconductor device. CONSTITUTION: This semiconductor device is provided with a capacitor electrode 22, an insulating film 23 and a wiring layer 26a. The capacitor electrode 22 is formed on a semiconductor substrate 1. The insulating film 23 is formed on the capacitor electrode 22, has a trench 25a with which a part of the capacitor electrode 22 is exposed, and has an upper surface. The inside of the trench 25a is filled with the wiring layer 26a, has an upper surface, and is connected with the capacitor electrode 22. The upper surface of the wiring layer 26a is positioned almost on the same plane as the upper surface of the insulating film 23.
Patent KR-20030012441-A (KR)
Title: The method of bamboo's packing
Inventor: O SU HA
IPC: C12G3/00
Filed: 2001-08-01
Abstract: PURPOSE: Provided is a method for packing beverages using bamboo by an osmosis method rather than a vacuum sealing method, thereby packing beverages without discoloration of bamboo. CONSTITUTION: The method for packing beverages using bamboo is characterized by the steps of: cutting bamboo and inserting a beverage into a bamboo joint by compression or absorption or the both rather than inserting beverages into bamboo by using a syringe or punching a hole thereon.
Patent KR-20030013937-A (KR)
Title: Holding device for suction pipe of vacuum cleaner
Inventor: LIM WON GYU
IPC: A47L9/00
Filed: 2001-08-10
Abstract: PURPOSE: A fixing apparatus for an extension pipe of a vacuum cleaner is provided to select the assembling portion of the extension by mounting and separating the fixing unit from the extension pipe, and to prevent breakage in cleaning by separating the hook. CONSTITUTION: An extension pipe fixing device of a vacuum cleaner is composed of a hook(60) separably combined with an extension pipe(50) and fixed in a body, a fixing rib(52) protruded around the extension pipe and supported in the end of the hook, and a supporting protrusion(54) protruded in the lower part of the extension pipe. The extension pipe is fixed in the body with assembling the hook in the extension pipe, and the hook is fixed in an insertion groove of the body. The separable hook is used for various extension pipes, and breakage is prevented with separating the hook from the extension pipe.
Patent KR-20030015067-A (KR)
Title: Hu-la-hoop performing finger pressure treatment
Inventor: LEE KWANG HYONG
IPC: A63B19/00
Filed: 2001-08-14
Abstract: PURPOSE: A hula hoop having a finger-pressure effect is provided to add a finger-pressure effect further to the normal exercising effect by a hula hoop, and to provide the softness and the muscular strength of the waist even without a user rotating the hula hoop too severely by a plurality of balls on the ring-shaped pipe member of the hula hoop. CONSTITUTION: The hula hoop having a finger-pressure effect is formed by a ring-shaped pipe member(20) to centrifugally rotate by the movement of the waist of a human body. The pipe member is divided into a plurality of pipe pieces. The plurality of pipe pieces are connected by a plurality of ball-shaped members, each ball member having a plurality of tub-shaped protrusions for connecting the both ends of the plurality of pipe pieces. The ball-shaped member is formed by the coupling of individual half-spherical members(40). A bead member(50) is provided inside each ball-shaped member, and the vibration of the bead member inside the ball-shaped member performing a finger-pressure function when the hula hoop rotates, is transmitted to the waist of a user to increase the finger pressure function.
Patent KR-20010114187-A (KR)
Title: 가격 하향 경매
Inventor: LEE WON JUN
Filed: 2001-08-17
Abstract: 본 발명은 인터넷을 이용한 최저가 경매에 관한 것으로서, 특히 인터넷을 이용하여 상품을 구매 하고자 하는 일반인이 입찰을 통해 상품의 가격을 하락시키고 상품을 구매할 수 있는 방법에 관한 것이다. 
     본 발명은 중앙처리장치, 메모리, 저장장치, 통신장치가 구비되어 있는 사용자 및 경매 서비스 컴퓨터가 통상적인 인터넷 통신망에 연결되어 있는 구성을 이용하되, 적어도 
     일반인이 회원으로 등록하는 회원등록(101) 단계와, 
     경매 상품을 검색하고 입찰에 참여하는 경매(521) 단계로 구성된다. 
     따라서 본 발명에 의하면 인터넷을 통하여 상품의 구매를 전제로 하는 일반인들이 수시로 다양한 방법으로 다양한 종류의 상품을 저가에 구매할 수 있는 기회를 가질 수 있으므로 회원의 복리 증진에 큰 효과가 있을 뿐만 아니라 물류 비용의 절감 개인 시간 절약 등 유통 시장 발전에 획기적인 효과가 있다.
Patent KR-20030017016-A (KR)
Title: Method and apparatus for estimating welding quality in high frequency electric resistance welding
Inventor: KANG MUN JIN
IPC: G01B11/30
Filed: 2001-08-23
Abstract: PURPOSE: A method and an apparatus for judging quality of high frequency electric resistance welding are provided to more accurately judge quality of welding in manufacturing a steel pipe. CONSTITUTION: A CCD camera(14) obtains an image of an observation area(13) nearby a V convergence welding point based on the V convergence welding point. An image board(15) converts an analog image signal into a digital image signal. An image processing and analyzing part(16) extracts a welding part heating area by using the digital image signal. A welding quality judging part(17) judges an accident of welding by using the welding part heating area. A welding quality judging result display part(18) reporting the result from the welding quality judging part to a worker.
Patent KR-20030019656-A (KR)
Title: System for remotely diagnosing a construction equipment and method thereof
Inventor: JANG HYEOK
IPC: G06Q50/10
Filed: 2001-08-29
Abstract: PURPOSE: A remote construction equipment inspection system and a method for the same are provided to allow a user of a construction equipment to check an inspection result of the construction equipment at a mobile terminal. CONSTITUTION: The system comprises an ECU(Electronic Control Unit, 110), a wireless modem(120), a wireless data exchange system(200), and an equipment inspection server(300). The ECU(110) and the wireless modem(120) are installed at a construction equipment(100). The wireless data exchange system(200) receives inspection data and an identification number from the ECU(110) and the wireless modem(120) over a wireless network, and transmits the inspection data and the identification number to the equipment inspection server(300). The wireless data exchange system(200) can be included in the equipment inspection server(300). The wireless data exchange system(200) transmits the current position data of the construction equipment to the server(300). The server(300) includes an equipment inspection tool(310), and an inspection result database(320). The equipment inspection tool(310) stores various reference data and inspection programs, and the inspection result database(320) stores inspection results on the construction equipments. The server(300) is connected to a mobile communication service providing system(400) over the internet for transmitting the inspection result to a mobile terminal(500). The server(300) can transmit the inspection result to a PC(600) over the internet.
Patent KR-20020018605-A (KR)
Inventor: HASHIKURA SHINJI
IPC: G02F1/1341
Filed: 2001-08-31
Abstract: PURPOSE: A manufacturing method for a liquid crystal display is provided to reduce sealing material out of a liquid crystal display panel without lowering impact resistance by improving the liquid crystal sealing process. CONSTITUTION: A liquid crystal display panel is formed with injecting liquid crystal between substrates, and liquid crystal is injected to a liquid crystal injection port in the liquid crystal sealing region. Uncured end-sealing material(50) is spread on each liquid crystal injection port of a rectangular panel(40). A portion(50b) of the end-sealing material bleeding out of the rectangular panel is absorbed, and eliminated by troweling and wiping. The end-sealing material is cured after removing remaining sealing material. Lowering of impact resistance is prevented with decreasing stress or damage of the liquid crystal panel.
Patent KR-20020057783-A (KR)
Inventor: ITOU TAKASHI
IPC: H01L21/8242
Filed: 2001-09-10
Abstract: PURPOSE: To provide a semiconductor memory in which writing of a test pattern by which short circuit between storage nodes of a memory cell can be detected can be performed quickly. CONSTITUTION: A VBL generating circuit 130 normally outputting an equalizing potential outputs potential corresponding to written data in a test mode, and this potential is supplied en bloc to a bit line by an equalizing circuit. In the test mode, a row decoder fixes pre-decoding signals RX0-RX3 to an activated state, and word lines selected for writing a test pattern in a short time are activated en bloc by controlling pre-decoding signals X0-X3 in accordance with the test signal in the test mode.
Patent KR-20030021917-A (KR)
Title: A composition of cylinder head for diesel and gasoline
Inventor: OH SEUNG CHAN
IPC: C22C21/02
Filed: 2001-09-10
Abstract: PURPOSE: Provided is a composition of cylinder head for diesel and gasoline, which exhibits increased thermal and fatigue resistance. CONSTITUTION: The composition of cylinder head for diesel and gasoline comprises Si 6.5 to 7.5 wt.%, Mg 0.35 to 0.55 wt.%, Mn 0.03 to 0.1 wt.%, Ti 0.02 to 0.2 wt.% and Sr 0.008 to 0.02 wt.%, and it further contains Fe 0.2 wt.% or less, Cu 0.2 wt.% or less, Zn 0.1 wt.% or less, Ni 0.05 wt.% or less, Sn 0.05 wt.% or less, Cr 0.5 wt.% or less and Pb 0.05 wt.% or less.
Patent KR-20030024394-A (KR)
Title: Hole structure for checking the inside of an airplane
Inventor: KIM SEOK JAE
IPC: B64D47/08
Filed: 2001-09-18
Abstract: PURPOSE: A hole structure for checking inside of an airplane is provided to achieve improved work efficiency and reduce weight of the airplane by eliminating the necessity of mounting a checking window. CONSTITUTION: A hole structure comprises a nut plate(40) coupled to an airplane frame(10) in such a manner that the hole of the nut plate corresponds to a hole formed at the airplane frame; and a double bolt including a first bolt(32) arranged at a skin(20) covering the airplane frame and inserted into a skin hole corresponding to the hole formed at the airplane frame, wherein the first bolt is screw-coupled with the nut plate through the hole formed at the airplane frame, and a second bolt(34) which is screw-coupled with the first bolt at the center of the first bolt in such a manner that a through hole(36) is formed at the central part of the first bolt. The through hole formed at the center of the first bolt allows for a passage of a cable(62) equipped with a camera lens.
Patent KR-20020066363-A (KR)
Inventor: GOTOH TAKESHI
IPC: F21V8/00
Filed: 2001-09-24
Abstract: PURPOSE: To enhance the performance of a liquid crystal display device. CONSTITUTION: In the liquid crystal display device provided with a reflection type liquid crystal panel, a light guide plate 1 provided on the reflection type liquid crystal panel, a polarizing plate 3 disposed between a liquid crystal layer of the reflection type liquid crystal panel and the light guide plate and a light source 7 disposed at the side face of the light guide plate, the smaller angle of the angles formed by the projection in the principal direction of light emitted from the light source and propagated in the light guide plate onto the reflection type liquid crystal panel and the absorption axis of the polarizing plate is 50 degrees or more.
Patent KR-20020025034-A (KR)
Inventor: ISHII TOSHIE
IPC: H04L12/70
Filed: 2001-09-26
Abstract: PURPOSE: A VoIP(Voice over Internet Protocol) gateway device and a digital one-link relay switching method are provided to solve a problem that a conventional VoIP gateway cannot use an additional function of a PBX(Private Branch eXchange) because connection between relay trunks of the PBX is not 1:1. CONSTITUTION: Each identification pattern insertion section(108) of VoIP gateways inserts a prescribed recognition pattern to each output signal. A pass-through frame assembly section(104) adds an ineffective signal and a pass-through frame processing section(111) excludes the ineffective signal. When an identification pattern detection section(109) detects an identification pattern, selection circuits(113,106) bypass a jitter buffer(103), an RTP(Real-time Transport Protocol) packet disassembly section(101), a voice decoding section(105), a voice coding section(110) and an RTP packet assembly section(112).